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United States

South Dakota

Two bison on a hill.
Bison Grazing bison at a South Dakota ranch. © Joe Dickie Photography

Make a Difference in South Dakota

The Nature Conservancy is bringing a spirit of innovation to preserving life on Earth. In South Dakota, we’re working with diverse partners to protect land and water, provide food and water sustainably and tackle climate change. We're also working and organizing with local communities to leverage nature as a tool to build a brighter future for all South Dakotans.

Donate to Our Chapter Why Donate to TNC?
A prairie hill with a woodland and a body of water in the background.
PROTECTING NATURE We’ve helped protect 1 million acres across Minnesota, North Dakota and South Dakota. © Richard Hamilton Smith

Explore Our Work

A person stands in a rocky outcrop and looks out onto a prairie through an opening in the crag.

Policy and Nature in South Dakota

Explore this guide to learn how we use policy to advance conservation in South Dakota.

A monarch butterfly about to land on a purple flower.

How to Improve Plant Diversity in Your Prairie

We’re looking at three different kinds of biodiversity that contribute to a healthy prairie.

Aerial view of several beaver damn analogs installed along a stream to slow and hold water.

Ranchers Unite Behind Nature-Based Solutions for Unpredictable Rainfall

Discover how a South Dakota rancher has slowed down water on his land, hoping to reduce erosion and improve water quality.

Closeup of the head of a pronghorn with some vegetation hanging out of its mouth.
Afternoon Snack Just a pronghorn munching on some vegetation. © Joshua Baklund

Places We Protect

See the Places We Protect in Your Community

Since 1961, The Nature Conservancy has worked to protect lands and waters in South Dakota.

Explore
Closeup of golden grasses swaying in a breeze.

About the Tri-State Chapter

Get to know The Nature Conservancy's only tri-state chapter, and learn about some of the work happening in Minnesota, North Dakota and South Dakota.

Get to Know Us